New Dr. D exhaust question

3 replies to this topic
  • frankycottonrow

Posted May 28, 2008 - 04:14 PM


the install instructions say something about a gasket. I'm not seeing a gasket anywhere. Am I missing something?

  • dewercs

Posted May 28, 2008 - 04:38 PM


look in the exhaust port of your cylinder it probly stayed in the cylinder

Visit the ThumperTalk Store for the lowest prices on motorcycle / ATV parts and accessories - Guaranteed
  • Whyzee429

Posted May 30, 2008 - 06:56 PM


most likely the exhaust port gasket. I don't think dr.d has a gasket between header and slip-on.

  • KAS

Posted May 30, 2008 - 07:59 PM


Yep. Make sure you get a new copper crush gasket whenever you take the head pipe off. They are not make to be used more than once.

Related Content


Is it worth it? (Cam and High compression piston) by macgi77

Dirt Bike   Make / Model Specific   Honda   CRF 150/230 F/L
  • Hot  36 replies

Snake pit oct 30th by The Anvil

Dirt Bike   Dirt Bike Regional Discussion   California
  • Hot  293 replies

YZ450F 03 Sparks driving me crazy by SirAttard

Dirt Bike   Make / Model Specific   Yamaha   YZ 400/426/450
  • 5 replies

Thinking about Yamaha 250... by Arctic Pride

Dirt Bike   Special Interest Forums   Pro Racing
  • Hot  491 replies

Megabomb Fitment by 288yz450

Dirt Bike   Make / Model Specific   Yamaha   YZ 400/426/450
  • 1 reply

Join Our Community!

Even if you don't want to post, registered members get access to tools that make finding & following the good stuff easier.

If you enjoyed reading about "" here in the ThumperTalk archive, you'll LOVE our community. Come join ThumperTalk today!

The views and opinions expressed on this page are strictly those of the author, and have not been reviewed or approved by ThumperTalk.